1. Airworthiness Directives; Air Tractor, Inc. Models AT-400, AT- 500, AT-600, and AT-800 Series Airplanes
PROPOSED RULES: Air Tractor, Inc.,
We propose to supersede Airworthiness Directive (AD) 2007-13-
17, which applies to all Air Tractor, Inc. (Air Tractor) Models AT602,
AT802, and AT802A airplanes. AD 20071317 currently requires you to
repetitively inspect the engine mount for any cracks, repair or replace
any cracked engine mount, and report any cracks found to the FAA. Since
we